ARMSTRONGStandard Flanges
ARMSTRONG Flange: 2 1/2 in, 805189-621k, 2 1/2 in NPT, Flange
The ARMSTRONG Standard Flanges (SKU 819UR4) are a set of two flanges with a 2 1/2 in NPT connection, constructed with a stainless steel body and EPDM gasket material. This product is compatible with the ARMSTRONG…
SKU 3G-OTH-83547
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerNo account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h
Not sure this is the right part? Get a recommendation.
Need installation or engineering help?
Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineerAsk a question
ARMSTRONG Products
3G Electric (S) Pte. Ltd. — Singapore
Product Description
The ARMSTRONG Standard Flanges (SKU 819UR4) are a set of two flanges with a 2 1/2 in NPT connection, constructed with a stainless steel body and EPDM gasket material. This product is compatible with the ARMSTRONG S-45 model and includes the flanges as specified by manufacturer part number 805189-621k.
Used in
Common applications for ARMSTRONGHydronic heating systems — ARMSTRONG general-purpose inline circulator pump 182202-657 for potable water circulation
Pump motor replacement — ARMSTRONG pump motor 817025-007 for S&H 4-Series circulator pumps
Flange installation on E32.2HT pumps — ARMSTRONG flange hardware kit 810120-353K with steel bolts and rubber gaskets
Bearing replacement in H-32 series pumps — ARMSTRONG bearing assembly 816549MF-091 for in-line circulating pumps
Piping system connections — ARMSTRONG standard flanges 806074-621k for H-6 6 model with stainless steel and EPDM
Retrofit of pump flanges — ARMSTRONG flange 561100LF-001 for ASTRO EXPRESS 2 SYSTEM union-type connections
ARMSTRONG Products
3G Electric supplies ARMSTRONG standard flanges. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
